Home / 34,765,352.08-47,982,123.32-20,078,378.64

Finding the Fourth Proportional to 34,765,352.08, 47,982,123.32 and 20,078,378.64

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Solution

The fourth proportional to 34,765,352.08, 47,982,123.32 and 20,078,378.64 is: 27,711,591.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,765,352.08 : 47,982,123.32 = 20,078,378.64 : x
  2. Step 2: Convert to fraction form
    34,765,352.08/47,982,123.32 = 20,078,378.64/x
  3. Step 3: Cross multiply
    34,765,352.08x = 47,982,123.32 × 20,078,378.64
  4. Step 4: Simplify right side
    34,765,352.08x = 963,403,239,970,133.88
  5. Step 5: Solve for x
    x = 963,403,239,970,133.88/34,765,352.08
  6. Step 6: Final answer
    x = 27,711,591.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.